package com.bwjf.authority.interceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import com.bwjf.authority.commons.util.WebRequestUtil;

/**
 * 全局拦截器
 * @author llq
 */
@Component("globalInterceptor")
public class GlobalInterceptor implements HandlerInterceptor {

    /**
     * handler执行之前
     */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
            throws Exception {
        return true;
    }

    /**
     * handler执行之后，视图渲染之前
     */
    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
            ModelAndView modelAndView) throws Exception {
        String basePath=WebRequestUtil.getBasePathURL(request);
        request.setAttribute("basePath", basePath);
    }

    /**
     * 请求完成之后
     */
    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex)
            throws Exception {
    }
}
